From b3ac631a556d912d590909406a5696142a518844 Mon Sep 17 00:00:00 2001
From: Andrew Davidson <amdavidson@localhost.(none)>
Date: Thu, 29 Oct 2009 03:55:22 -0700
Subject: [PATCH] adding basic support for screenshots.

---
 app/controllers/screenshot_controller.rb |  4 +++-
 app/views/screenshot/single.html.erb     | 24 ++++++++++++++++++++++++
 config/routes.rb                         |  2 +-
 3 files changed, 28 insertions(+), 2 deletions(-)

diff --git a/app/controllers/screenshot_controller.rb b/app/controllers/screenshot_controller.rb
index d4655c4..8028816 100644
--- a/app/controllers/screenshot_controller.rb
+++ b/app/controllers/screenshot_controller.rb
@@ -10,7 +10,9 @@ class ScreenshotController < ApplicationController
   end
 
   def single
-    @screenshot = "x"
+    @fpath = "screenshots/" + params[:filename]
+    fabsolute = RAILS_ROOT + "/public/images/screenshots/" + params[:filename]
+    @fsize = IO.read(fabsolute)[0x10..0x18].unpack('NN')
     
     respond_to do |format|
       format.html
diff --git a/app/views/screenshot/single.html.erb b/app/views/screenshot/single.html.erb
index e69de29..40a04eb 100644
--- a/app/views/screenshot/single.html.erb
+++ b/app/views/screenshot/single.html.erb
@@ -0,0 +1,24 @@
+<% 
+width = nil ; height = nil ;
+if (@fsize[0] >= @fsize[1]) then
+	if (@fsize[0] >= 500) then
+		width = 500
+	else
+		width = @fsize[0]
+	end
+else
+	if (@fsize[1] >= 500) then
+		height = 500
+		width = (( @fsize[0] / @fsize[1].to_f ) * 500).to_i
+	else
+		height = @fsize[1]
+	end
+end
+
+%>
+
+<div class="box">
+	<div class="border" style="width:<%= width %>;">
+		<%= image_tag @fpath , :width => width , :height => height%>
+	</div>
+</div>
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index ab746cb..6194d11 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -43,7 +43,7 @@ ActionController::Routing::Routes.draw do |map|
   map.connect 'f/:id', :controller => "flickr", :action => "photo"
 
   map.connect 's/i', :controller => "screenshot", :action => "index"
-  map.connect 's/:id', :controller => "screenshot", :action => "single"
+  map.connect 's/:filename', :controller => "screenshot", :action => "single", :requirements => { :filename => /.*/ }
 
   map.connect 'i/:action', :controller => "info"